11021112100111 has 4 divisors (see below), whose sum is σ = 11036440490400. Its totient is φ = 11005783709824.

The previous prime is 11021112100087. The next prime is 11021112100127. The reversal of 11021112100111 is 11100121112011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11021112100111 - 2²³ = 11021103711503 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11021112100091 and 11021112100100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021112100171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7664194066 + ... + 7664195503.

It is an arithmetic number, because the mean of its divisors is an integer number (2759110122600).

Almost surely, 2^{11021112100111} is an apocalyptic number.

11021112100111 is a deficient number, since it is larger than the sum of its proper divisors (15328390289).

11021112100111 is an equidigital number, since it uses as much as digits as its factorization.

11021112100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15328390288.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11021112100111 its reverse (11100121112011), we get a palindrome (22121233212122).

The spelling of 11021112100111 in words is "eleven trillion, twenty-one billion, one hundred twelve million, one hundred thousand, one hundred eleven".